/*******************************************************************************
 * This file is part of blueprint4j www.blueprint4j.org.
 * 
 *     blueprint4j is free software: you can redistribute it and/or modify
 *     it under the terms of the GNU Lesser General Public License as published by
 *     the Free Software Foundation, either version 3 of the License, or
 *     (at your option) any later version.
 * 
 *     blueprint4j is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU Lesser General Public License for more details.
 * 
 *     You should have received a copy of the GNU Lesser General Public License
 *     along with blueprint4j. If not, see <http://www.gnu.org/licenses/>.
 ******************************************************************************/
package blueprint4j.db;

import java.math.BigDecimal;
import java.math.BigInteger;
import java.text.DateFormat;
import java.text.ParseException;
import java.util.Date;
import java.sql.*;

import blueprint4j.utils.*;

public class FieldBigInteger extends Field {

   /**
    *
    */
   public FieldBigInteger( String p_name, int p_field_type ,String p_description,Entity entity ) {
      super( p_name,p_field_type,p_description,entity );
   }
   
	public Field newInstance(Entity entity) {
		return new FieldBigInteger(getName(),getFieldType(),getDescription(),entity);
	}

   /**
    * Set Value field type bigdecimal, retrieved from ResultSet
    */
   protected void setFieldValue( ResultSet result_set )
   throws DataException {
      try {
         setObject( new BigInteger("" + result_set.getLong(( getName() )) ));
         if (result_set.wasNull()) {
            setObject(null);
         }
      } catch ( SQLException se ) {
         throw new DataException( "Can not retrieve '" + getName() + "'" );
      };
   }
   
   public BigInteger get() {
      return (BigInteger) getObject();
   }
   
   public void set(BigInteger value) {
      setObject(value);
   }
   
   public String toString() {
      if (getObject() == null) {
         return null;
      }
      return getObject().toString();
   }
   
   /**
    * Return data in a suitable SQL format
    */
   public String getSQLValue()
   throws DataException {
      if (getObject() == null) {
         return "null";
      }
      return get().toString();
   }
   
   /**
    * An overloaded equals method that only accepts big decimal
    */
   public boolean equals(Integer value) {
      return get().equals(value);
   }
   
   public Object getPreparedStatementObject()
   throws DataException {
      if (getObject() == null) return null;
      return new Long(get().longValue());
   }
	
	public void setSerializable(String value) throws BindException{
		if ("null".equalsIgnoreCase(""+value)) {
			setObject(null);
		} else {
			setObject(new BigInteger(value));
		}
	}
}
